The child’s body temperature of 37.4℃ belongs to the low fever in fever. If the child is in relatively good spirits, drink more water, pay attention to rest, take vitamin C supplements and try to avoid going to places with a lot of people to prevent cross-infection. You can take pediatric cold and flu granules orally, which can treat and relieve various symptoms caused by cold and flu, such as fever, headache, nasal congestion, runny nose, sneezing, muscle aches, sore throat and so on. You can also take oral Chinese medicines, such as Pu Di Lan Anti-inflammatory Oral Liquid, Blue Scutellaria Oral Liquid, Lian Hua Qing Fei Granules, Antelope Jiao Granules and other heat-clearing and detoxifying medicines. If the child’s body temperature exceeds 38.5℃, you can take ibuprofen suspension drops orally, which is mainly used for infants and children to reduce fever and can play a fast role in reducing fever. If the above methods of treatment is not effective, accompanied by coughing and wheezing symptoms, you can go to the pediatric internal medicine department, generally given intravenous fluids symptomatic treatment.